﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Demo
{
    class Program
    {
        static void Main(string[] args)
        {

            One.Z1();
            Console.WriteLine("第二大题");
            Two.Z2();
            Console.WriteLine("第三大题");
            Lj.Z3();


        }
    }
}
